Document Outline

• 1769-UM004B-EN-P, Compact I/O Thermocouple/mV Input Module User Manual
• Summary of Changes
• Table of Contents
  • Who Should Use This Manual
  • Additional Resources
  • Conventions Used in This Manual
• Overview
  • General Description
    • Thermocouple/mV Inputs and Ranges
    • Data Formats
    • Filter Frequencies
    • Hardware Features
    • General Diagnostic Features
  • System Overview
    • System Operation
    • Module Operation
    • Module Field Calibration
• Quick Start for Experienced Users
  • Before You Begin
  • Required Tools and Equipment
  • What You Need to Do
• Installation and Wiring
  • Compliance to European Union Directives
    • EMC Directive
    • Low Voltage Directive
  • Power Requirements
  • General Considerations
    • Hazardous Location Considerations
    • Preventing Electrostatic Discharge
    • Removing Power
    • Selecting a Location
  • System Assembly
  • Mounting
    • Minimum Spacing
    • Panel Mounting
    • DIN Rail Mounting
  • Replace a Single Module within a System
  • Field Wiring Connections
    • System Wiring Guidelines
    • Terminal Door Label
    • Removing and Replacing the Terminal Block
    • Wire the Finger-safe Terminal Block
    • Wire the Module
  • Cold Junction Compensation
  • Calibration
• Module Data, Status, and Channel Configuration
  • Module Memory Map
  • Accessing Input Image File Data
  • Input Data File
    • Input Data Values
    • General Status Bits (S0 through S7)
    • Open-circuit Flag Bits (OC0 through OC7)
    • Over-range Flag Bits (O0 through O7)
    • Under-range Flag Bits (U0 through U7)
  • Configuring Channels
    • Configuration Data File
    • Channel Configuration
    • Enabling or Disabling a Channel (bit 15)
    • Selecting Data Formats (bits 14…12)
    • Selecting Input Type (bits 11…8)
    • Selecting Temperature Units (bit 7)
    • Determining Open-circuit Response (bits 6 and 5)
    • Selecting Input Filter Frequency (bits 2…0)
    • Selecting Enable/Disable Cyclic Calibration (word 6, bit 0)
  • Determining Effective Resolution and Range
  • Determining Module Update Time
    • Effects of Autocalibration on Module Update Time
    • Calculating Module Update Time
    • Impact of Autocalibration on Module Startup During Mode Change
• Diagnostics and Troubleshooting
  • Safety Considerations
    • Indicator Lights
    • Stand Clear of Equipment
    • Program Alteration
    • Safety Circuits
  • Module Operation versus Channel Operation
  • Power-up Diagnostics
  • Channel Diagnostics
    • Invalid Channel Configuration Detection
    • Over-range or Under-range Detection
    • Open-circuit Detection
  • Non-critical versus Critical Module Errors
  • Module Error Definition
    • Module Error Field
    • Extended-error Information Field
  • Error Codes
  • Module Inhibit Function
  • Contacting Rockwell Automation
• Specifications
  • Accuracy versus Thermocouple Temperature and Filter Frequency
  • Temperature Drift
• Two’s Complement Binary Numbers
  • Positive Decimal Values
  • Negative Decimal Values
• Thermocouple Descriptions
  • International Temperature Scale of 1990
  • Type B Thermocouples
  • Type E Thermocouples
  • Type J Thermocouples
  • Type K Thermocouples
  • Type N Thermocouples
  • Type R Thermocouples
  • Type S Thermocouples
  • Type T Thermocouples
  • References
• Using Thermocouple Junctions
  • Using a Grounded Junction Thermocouple
  • Using an Ungrounded (isolated) Junction Thermocouple
  • Using an Exposed Junction Thermocouple
• Module Configuration by Using a MicroLogix 1500 System and RSLogix 500 Software
  • Module Addressing
    • 1769-IT6 Configuration File
  • Configuring the 1769-IT6 Module in a MicroLogix 1500 System
• Configuring Your 1769-IT6 Module with the Generic Profile for CompactLogix Controllers in RSLogix 5000 Software
  • Configuring I/O Modules
  • Configuring a 1769-IT6 Thermocouple Module
• Configuring Your 1769-IT6 Module in a Remote DeviceNet System with a 1769-ADN DeviceNet Adapter
  • Configuring the 1769-IT6 Module
• Glossary
• Index
• Back Cover